Whenever you handle your empty cheap inkjet cartridges for their ink refills, you dont want to touch the metal parts on the cartridge. These sheets generally come in standard 8 1/2" x 11" size. Draft mode utilizes much less printer ink and prints out more speedily. There are so many kinds of ink and cartridges and that's even an individual get onto toner. Just dab at the cartridges; don't rub the towels fitted.